BrowserDetect

    BrowserDetect = {
            init:->
                this.browser = this.searchString(this.dataBrowser) || "Other"
                this.version = this.searchVersion(navigator.userAgent) || this.searchVersion(navigator.appVersion) || "Unknown"

            searchString:  (data) ->
                for (var i = 0; i < data.length; i++) {
                    var dataString = data[i].string;
                    this.versionSearchString = data[i].subString;

                    if (dataString.indexOf(data[i].subString) !== -1) {
                        return data[i].identity;
                    }
                }

            searchVersion: (dataString) ->
                var index = dataString.indexOf(this.versionSearchString);
                if (index === -1) {
                    return;
                }

                var rv = dataString.indexOf("rv:");
                if (this.versionSearchString === "Trident" && rv !== -1) {
                    return parseFloat(dataString.substring(rv + 3));
                } else {
                    return parseFloat(dataString.substring(index + this.versionSearchString.length + 1));
                }

            dataBrowser: [
                {string: navigator.userAgent, subString: "Chrome", identity: "Chrome"},
                {string: navigator.userAgent, subString: "MSIE", identity: "Explorer"},
                {string: navigator.userAgent, subString: "Trident", identity: "Explorer"},
                {string: navigator.userAgent, subString: "Firefox", identity: "Firefox"},
                {string: navigator.userAgent, subString: "Safari", identity: "Safari"},
                {string: navigator.userAgent, subString: "Opera", identity: "Opera"}
            ]

        };